o Abnormal swellings that persist or continue to growo Sores that do not healo Weight losso Loss of appetiteo Bleeding or discharge from any body openingo Offensive odoro Difficulty eating or swallowingo Hesitation to exercise or loss of staminao Persistent lameness or stiffnesso Difficulty breathing, urinating or defecating

Big advances have been made in veterinary medicine to treat cancer. Many dogs can live for years after treatment depending on the type of cancer. But in many cases, treatment can be expensive.